======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '210'
                                          'artist'  'Concrete Blonde'
                                     'text_people'  ''
                                         'release'  'Walking in London'
                                           'title'  'Someday?'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', '80s', 'alternative', 'female vocalists', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '108'
                                             'key'  '3B'
                                        'acoustid'  '30c26b82-ab7b-44b4-a717-1961b51d194e'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Walking in London'
'TBPM' (BPM (beats per minute))                     '108'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Someday?'
'TKEY' (Initial key)                                '3B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Concrete Blonde'
'TPE2' (Band/orchestra/accompaniment)               'Concrete Blonde'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'I.R.S. Records'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Concrete Blonde'
'TSOP' (Performer sort order)                       'Concrete Blonde'
'TXXX:Acoustid Id'                                  '30c26b82-ab7b-44b4-a717-1961b51d194e'
'TXXX:Artists'                                      'Concrete Blonde'
'TXXX:BARCODE'                                      '022071313728'
'TXXX:CATALOGNUMBER'                                'X2-13137'
'TXXX:MusicBrainz Album Artist Id'                  '701fc524-b5f2-42f2-9db7-8198cdd6839c'
'TXXX:MusicBrainz Album Id'                         '9c9a22c1-0956-4761-97cd-38a3b62d52be'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '701fc524-b5f2-42f2-9db7-8198cdd6839c'
'TXXX:MusicBrainz Release Group Id'                 '948db786-8e2e-30d2-8443-cdf626f9ba15'
'TXXX:MusicBrainz Release Track Id'                 'e0fe79ca-5cd5-4d5e-b701-0b80f76889ef'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', '80s', 'alternative', 'female vocalists', 'rock']
'TXXX:mood'                                         'Not acoustic/Relaxed/Happy/Not party/Not aggressive/Electronic/Not sad'
'TXXX:originalyear'                                 '1992'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.538524'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'568baa4d-51b7-4b75-80b6-f47048d673b9')

========================== row from database ==========================
                                              'id'  1325714
                                            'path'  /data/Music/Bulk/00poprockelectronic/Concrete Blonde/MBZ;#Concrete Blonde;#Walking in London;#07;#Someday.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  210
                                           'genre'  rock-pop
                                        'filesize'  5113164
                                           'mtime'  1641431415
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Concrete Blonde;#Walking London;#07;#Someday rock pop
                                      'tag_artist'  Concrete Blonde
                                     'tag_release'  Walking in London
                                       'tag_title'  Someday?
                                             'bpm'  108.0
                                    'search_title'  'someday':1
                                   'search_artist'  'blonde':2 'concrete':1
                                  'search_release'  'in':2 'london':3 'walking':1
                                     'search_rest'  '00poprockelectronic':1 '07':11,14 'blonde':6,8 'concrete':3,5 'london':10,13 'mbz':2,4 'pop':17 'rock':16 'someday':12,15 'walking':7,9
                                    'search_combo'  '00poprockelectronic':7 '07':17,20 'blonde':3B,12,14 'concrete':2B,9,11 'in':5C 'london':6C,16,19 'mbz':8,10 'pop':23 'rock':22 'someday':1A,18,21 'walking':4C,13,15
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['alternative rock', '80s', 'alternative', 'female vocalists', 'rock']
                                        'tag_date'  1992
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1641431414.570585  (2022-01-06 02:10:14)
                             'size'  5113164