======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '103'
                                          'artist'  'Bjørgulv Straume'
                                     'text_people'  ''
                                         'release'  "Devil's Tune"
                                           'title'  'Fanitullen'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['folk', 'scandinavian', 'norwegian']"
                                     'discogstags'  "['folk, world, & country', 'nordic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '17'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-norway'
                                             'bpm'  '107'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'E00C0111+3075+17+150+8102+17'
'COMM:SoundJam_CDDB_1:eng'                          'E00C0111+3075+17+150+8102+17602+36082+52410+69585+86512+99742+110425+118170+129500+139165+152640+167395+190067+211102+227627'
'COMM:SoundJam_CDDB_TrackNumber:eng'                '9'
'COMM:iTunNORM:eng'                                 (' 000001DC 000001E4 00000657 000007AB 00015FBE 00015FBE 0000508C 00005408 '
 '00015FA7 00015FBE')
'TALB' (Album/Movie/Show title)                     "Devil's Tune"
'TBPM' (BPM (beats per minute))                     '107'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-norway'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'SoundJam v2.5.1'
'TIT2' (Title/songname/content description)         'Fanitullen'
'TKEY' (Initial key)                                '2B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bjørgulv Straume'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Heilo'
'TRCK' (Track number/Position in set)               '9/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Straume, Bjørgulv'
'TXXX:ASIN'                                         'B0002N8BRY'
'TXXX:Artists'                                      'Bjørgulv Straume'
'TXXX:CATALOGNUMBER'                                'HCD 7139'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '1f82732f-0074-4ae0-b000-1d908b1ab417'
'TXXX:MusicBrainz Album Release Country'            'NO'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '8a68298c-9af7-4334-a182-97f24dce6ba0'
'TXXX:MusicBrainz Release Group Id'                 'd30b4c81-4bae-3d5a-b8c3-0342cc02d8c9'
'TXXX:MusicBrainz Release Track Id'                 '924d95f4-7ba8-3d81-a940-6e97ceb59622'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['folk, world, & country', 'nordic']
'TXXX:lastfmtags'                                   ['folk', 'scandinavian', 'norwegian']
'TXXX:mood'                                         'Not acoustic/Relaxed/Happy/Party/Not aggressive/Not electronic/Sad'
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.851843'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f02235e9-1d70-459a-ae67-e3e299c73ea5')

========================== row from database ==========================
                                              'id'  1523923
                                            'path'  /data/Music/Bulk/00dwimp/Hardanger Fiddle (Norway)/Devil_s Tune/09 Fanitullen (The Devil_s Tune) (Trad.).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  103
                                           'genre'  loc-eur-northern-norway
                                        'filesize'  2543811
                                           'mtime'  1621628504
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Hardanger Fiddle (Norway) Devil_s 09 (The Devil_s Tune) (Trad.) loc eur northern norway
                                      'tag_artist'  Bjørgulv Straume
                                     'tag_release'  Devil's Tune
                                       'tag_title'  Fanitullen
                                             'bpm'  107.0
                                    'search_title'  'fanitullen':1
                                   'search_artist'  'bjorgulv':2 'bjørgulv':1 'straume':3
                                  'search_release'  'devil':1 'devils':3 's':2 'tune':4
                                     'search_rest'  '00dwimp':1 'devil':6 'eur':15 'fiddle':3 'hardanger':2 'loc':14 'northern':16 'norway':4,5 's':7 'the':8,9 'trad':12,13 'tune':10,11
                                    'search_combo'  '00dwimp':9 'bjorgulv':3B 'bjørgulv':2B 'devil':5C,14 'devils':7C 'eur':23 'fanitullen':1A 'fiddle':11 'hardanger':10 'loc':22 'northern':24 'norway':12,13 's':6C,15 'straume':4B 'the':16,17 'trad':20,21 'tune':8C,18,19
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'scandinavian', 'norwegian']
                                        'tag_date'  1998
                                     'discogstags'  ['folk, world, & country', 'nordic']

============================== file details ==============================
                                           'mtime'  1621628503.5799198  (2021-05-21 22:21:43)
                             'size'  2543811