======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '159'
                                          'artist'  'Village Sound'
                                     'text_people'  ''
                                         'release'  '45 Detritus'
                                           'title'  "Hey Jack (Don't Hijack My Plane)"
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['terrorism', 'cuba', 'hijacking', 'detroit', 'planes']"
                                     'discogstags'  "['funk / soul', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'set-mashup or collage'
                                             'bpm'  '121.264'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '365 Days Project'
'COMM:ID3v1 Comment:XXX'                            '365 Days Project'
'COMM:iTunNORM:eng'                                 (' 00000139 0000014A 000005EF 000006B1 0001A8CB 0001A8CB 000030EF 000027F8 '
 '00000272 00018492')
'COMM:iTunes_CDDB_1:eng'                            'B109610E+180258+14+150+15013+28795+40422+52298+68081+80549+91765+103951+116083+128809+144142+156068+167693'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '12'
'TALB' (Album/Movie/Show title)                     '45 Detritus'
'TBPM' (BPM (beats per minute))                     '121.264'
'TCON' (Content type, a.k.a. Genre)                 'set-mashup or collage'
'TDRC' (Recording time)                             '1969'
'TENC' (Encoded by)                                 'iTunes v4.7'
'TIT2' (Title/songname/content description)         "Hey Jack (Don't Hijack My Plane)"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Village Sound'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'soul']
'TXXX:lastfmtags'                                   ['terrorism', 'cuba', 'hijacking', 'detroit', 'planes']
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.537226'

========================== row from database ==========================
                                              'id'  1349803
                                            'path'  /data/Music/Bulk/00poprockelectronic/11/331_7_Village_Sound_-_Hey_Jack_Dont_Hijack_My_Plane.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  159
                                           'genre'  set-mashup or collage
                                        'filesize'  3842057
                                           'mtime'  1620349414
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 331_7_Village_Sound_ _Hey_Jack_Dont_Hijack_My_Plane set mashup or collage
                                      'tag_artist'  Village Sound
                                     'tag_release'  45 Detritus
                                       'tag_title'  Hey Jack (Don't Hijack My Plane)
                                             'bpm'  121.264
                                    'search_title'  'don':3 'dont':5 'hey':1 'hijack':6 'jack':2 'my':7 'plane':8,9 't':4
                                   'search_artist'  'sound':2 'village':1
                                  'search_release'  '45':1 'detritus':2
                                     'search_rest'  '00poprockelectronic':1 '331':2 '7':3 'collage':15 'dont':8 'hey':6 'hijack':9 'jack':7 'mashup':13 'my':10 'or':14 'plane':11 'set':12 'sound':5 'village':4
                                    'search_combo'  '00poprockelectronic':14 '331':15 '45':12C '7':16 'collage':28 'detritus':13C 'don':3A 'dont':5A,21 'hey':1A,19 'hijack':6A,22 'jack':2A,20 'mashup':26 'my':7A,23 'or':27 'plane':8A,9A,24 'set':25 'sound':11B,18 't':4A 'village':10B,17
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['terrorism', 'cuba', 'hijacking', 'detroit', 'planes']
                                        'tag_date'  1969
                                     'discogstags'  ['funk / soul', 'soul']

============================== file details ==============================
                                           'mtime'  1620349414.0185637  (2021-05-07 03:03:34)
                             'size'  3842057