======================== unified (from filesystem) ========================
                                         'bitrate'  '170.817'
                                        'duration'  '92'
                                          'artist'  'M. A. Numminen'
                                     'text_people'  ''
                                         'release'  'Jag har sett frvken Ellen i badet'
                                           'title'  'Nu har allting blivit kostsamt'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['finnish', 'experimental', 'avant-garde', 'avantgarde', 'weird']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '145.790'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Jag har sett frvken Ellen i badet'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDRC' (Recording time)                             '1974'
'TENC' (Encoded by)                                 'LAME 3.90.3 (--alt-preset standard)'
'TIT2' (Title/songname/content description)         'Nu har allting blivit kostsamt'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'M.A. Numminen'
'TPE2' (Band/orchestra/accompaniment)               'M. A. Numminen'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['finnish', 'experimental', 'avant-garde', 'avantgarde', 'weird']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.60 dB'
'TXXX:replaygain_track_peak'                        '0.545743'

========================== row from database ==========================
                                              'id'  1491173
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00scandinavia/M.A. Numminen/1974 - M.A. Numminen - Jag har sett fröken Ellen i badet (Siboney) [VBR]/07 - Nu har allting blivit kostsamt.mp3
                                         'working'  None
                                         'bitrate'  170
                                    'duration_sec'  92
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  1973116
                                           'mtime'  1621629446
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00scandinavia M.A. 1974 M.A. fröken (Siboney) [VBR] 07 loc eur northern finland
                                      'tag_artist'  M. A. Numminen
                                     'tag_release'  Jag har sett frvken Ellen i badet
                                       'tag_title'  Nu har allting blivit kostsamt
                                             'bpm'  145.79
                                    'search_title'  'allting':3 'blivit':4 'har':2 'kostsamt':5 'nu':1
                                   'search_artist'  'a':3,4 'm':1,2 'numminen':5
                                  'search_release'  'badet':7 'ellen':5 'frvken':4 'har':2 'i':6 'jag':1 'sett':3
                                     'search_rest'  '00mid':1 '00scandinavia':4 '1974':8 'a':6 'eur':16 'europe':3 'finland':18 'froken':9,10 'loc':15 'm':5 'ma':7 'north':2 'northern':17 'siboney':11,12 'vbr':13,14
                                    'search_combo'  '00mid':18 '00scandinavia':21 '1974':25 'a':8B,9B,23 'allting':3A 'badet':17C 'blivit':4A 'ellen':15C 'eur':33 'europe':20 'finland':35 'froken':26,27 'frvken':14C 'har':2A,12C 'i':16C 'jag':11C 'kostsamt':5A 'loc':32 'm':6B,7B,22 'ma':24 'north':19 'northern':34 'nu':1A 'numminen':10B 'sett':13C 'siboney':28,29 'vbr':30,31
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['finnish', 'experimental', 'avant-garde', 'avantgarde', 'weird']
                                        'tag_date'  1974
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629446.0131712  (2021-05-21 22:37:26)
                             'size'  1973116