======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '372'
                                          'artist'  '20% X-Tra Free'
                                     'text_people'  ''
                                         'release'  'maleta  acid rave'
                                           'title'  "It's Mine (Acid Remix)"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-GRIT-3', 'q-bass-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-PLAY-2', 'Q-CHART-2', 'Q-MIXBEAT-4']")
                                     'discogstags'  "['trance', 'acid', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '134.9'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'maleta  acid rave'
'TBPM' (BPM (beats per minute))                     '134.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         "It's Mine (Acid Remix)"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               '20% X-Tra Free'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['trance', 'acid', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.99 dB'
'TXXX:replaygain_track_peak'                        '0.637643'

========================== row from database ==========================
                                              'id'  1500284
                                            'path'  /data/Music/Bulk/00poprockelectronic/maleta__ acid rave/20% x-tra free - it_s mine (acid remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  372
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  14899663
                                           'mtime'  1620573732
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic maleta__ tra free it_s mine (acid remix) electronic th techno
                                      'tag_artist'  20% X-Tra Free
                                     'tag_release'  maleta  acid rave
                                       'tag_title'  It's Mine (Acid Remix)
                                             'bpm'  134.9
                                    'search_title'  'acid':5,6 'it':1 'its':3 'mine':4 'remix':7,8 's':2
                                   'search_artist'  '20':1 'free':5 'tra':3 'x':2 'xtra':4
                                  'search_release'  'acid':2 'maleta':1 'rave':3
                                     'search_rest'  '00poprockelectronic':1 'acid':8,9 'electronic':12 'free':4 'it':5 'maleta':2 'mine':7 'remix':10,11 's':6 'techno':14 'th':13 'tra':3
                                    'search_combo'  '00poprockelectronic':17 '20':9B 'acid':5A,6A,15C,24,25 'electronic':28 'free':13B,20 'it':1A,21 'its':3A 'maleta':14C,18 'mine':4A,23 'rave':16C 'remix':7A,8A,26,27 's':2A,22 'techno':30 'th':29 'tra':11B,19 'x':10B 'xtra':12B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-4', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-4', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  ['trance', 'acid', 'electronic']

============================== file details ==============================
                                           'mtime'  1620573732.0893884  (2021-05-09 17:22:12)
                             'size'  14899663