======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '190'
                                          'artist'  'The Gaslamp Killer'
                                     'text_people'  ''
                                         'release'  "It's A Rocky Road : Volume 1"
                                           'title'  'Ego Trip'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['psychedelic', 'jazz', 'electronic', 'hip hop', 'experimental']"
                                     'discogstags'  "['jazz', 'rock', 'funk / soul', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '15'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '125.626'
                                             'key'  '6A'
                                        'acoustid'  '3833439a-9941-4241-83c1-fc328380d079'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000019A2 00001E52 0000C3F8'
'COMM:iTunNORM:eng'                                 (' 000019A2 00001E52 0000C3F8 0000CC09 0001969F 0001969F 00008000 00008000 '
 '00004DD2 0000329C')
'TALB' (Album/Movie/Show title)                     "It's A Rocky Road : Volume 1"
'TBPM' (BPM (beats per minute))                     '125.626'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Ego Trip'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ultimate Spinach'
'TPE2' (Band/orchestra/accompaniment)               'The Gaslamp Killer'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/15'
'TSO2'                                              'Gaslamp Killer, The'
'TSOP' (Performer sort order)                       'Ultimate Spinach'
'TXXX:Acoustid Id'                                  '3833439a-9941-4241-83c1-fc328380d079'
'TXXX:MusicBrainz Album Artist Id'                  '6ad95b5d-6ae9-45e3-847a-121d2b32dadc'
'TXXX:MusicBrainz Album Id'                         '468607c6-1f9d-4ce5-b212-f888aa623e5d'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '7741506a-d2dc-4863-85b4-3f3b8a549616'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['jazz', 'rock', 'funk / soul', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['psychedelic', 'jazz', 'electronic', 'hip hop', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.368308'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'13846529-be16-4faa-ba50-a98d46509e1b')

========================== row from database ==========================
                                              'id'  1523686
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/The Gaslamp Killer/It_s A Rocky Road Vol.1/12 Track 12.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  190
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  7647058
                                           'mtime'  1620592523
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism It_s Vol.1 12 Track 12 hip hop or rnb or rap or turntablism
                                      'tag_artist'  The Gaslamp Killer
                                     'tag_release'  It's A Rocky Road : Volume 1
                                       'tag_title'  Ego Trip
                                             'bpm'  125.626
                                    'search_title'  'ego':1 'trip':2
                                   'search_artist'  'gaslamp':2 'killer':3 'the':1
                                  'search_release'  '1':8 'a':4 'it':1 'its':3 'road':6 'rocky':5 's':2 'volume':7
                                     'search_rest'  '1':8 'hip':11 'hiphop':1 'hop':12 'it':5 'or':13 'rap':2 'rnb':3 's':6 'track':10 'turntablism':4 'vol':7 'vol1':9
                                    'search_combo'  '1':13C,21 'a':9C 'ego':1A 'gaslamp':4B 'hip':24 'hiphop':14 'hop':25 'it':6C,18 'its':8C 'killer':5B 'or':26 'rap':15 'rnb':16 'road':11C 'rocky':10C 's':7C,19 'the':3B 'track':23 'trip':2A 'turntablism':17 'vol':20 'vol1':22 'volume':12C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic', 'jazz', 'electronic', 'hip hop', 'experimental']
                                        'tag_date'  2007
                                     'discogstags'  ['jazz', 'rock', 'funk / soul', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1620592523.0490088  (2021-05-09 22:35:23)
                             'size'  7647058